{"id":"CVE-2020-7779","aliases":["EUVD-2022-1191","GHSA-v6wh-2wvh-c8x5"],"status":"published","title":"Regular Expression Denial of Service (ReDoS)","description":"All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, --@------------------------------------------------------------------------------------------------------------------------!.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01754,"percentile":0.7821,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2020-11-26T10:20:13Z","modified":"2026-06-17T03:25:25Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"djvalidator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.1"}]}]},{"source":"osv","ecosystem":"npm","package":"djvalidator","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.1.1"}]}]}],"products":[{"vendor":"djvalidator_project","product":"djvalidator"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-DJVALIDATOR-1018709","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7779","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-v6wh-2wvh-c8x5"}],"sources":{"cve":[{"id":"CVE-2020-7779","title":"Regular Expression Denial of Service (ReDoS)","description":"All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, --@------------------------------------------------------------------------------------------------------------------------!.","status":"published","published":"2020-11-26T10:20:13.851Z","modified":"2024-09-16T16:33:56.88Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:58.331892Z"}],"euvd":[{"id":"EUVD-2022-1191","description":"All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, --@------------------------------------------------------------------------------------------------------------------------!.","status":"published","published":"2020-11-26T10:20:13Z","modified":"2024-09-16T16:33:56Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T00:55:50.035364Z"}],"ghsa":[{"id":"GHSA-v6wh-2wvh-c8x5","title":"Regular Expression Denial of Service in djvalidator","description":"All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, \n`--@------------------------------------------------------------------------------------------------------------------------!`.","status":"published","published":"2022-02-09T23:15:46Z","modified":"2023-09-11T23:10:32Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:37:04.447845Z"}],"nvd":[{"id":"CVE-2020-7779","description":"All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, --@------------------------------------------------------------------------------------------------------------------------!.","status":"published","published":"2020-11-26T11:15:11.007Z","modified":"2026-06-17T03:25:25.95Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:06:25.394006Z"}],"osv":[{"id":"GHSA-v6wh-2wvh-c8x5","title":"Regular Expression Denial of Service in djvalidator","description":"All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, \n`--@------------------------------------------------------------------------------------------------------------------------!`.","status":"published","published":"2022-02-09T23:15:46Z","modified":"2026-03-13T21:56:26.35898Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:56.981655Z"}]}}